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Finding the Fourth Proportional to 84,680.54, 116,850.70 and 48,882.08

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Solution

The fourth proportional to 84,680.54, 116,850.70 and 48,882.08 is: 67,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,680.54 : 116,850.70 = 48,882.08 : x
  2. Step 2: Convert to fraction form
    84,680.54/116,850.70 = 48,882.08/x
  3. Step 3: Cross multiply
    84,680.54x = 116,850.70 × 48,882.08
  4. Step 4: Simplify right side
    84,680.54x = 5,711,905,618.69
  5. Step 5: Solve for x
    x = 5,711,905,618.69/84,680.54
  6. Step 6: Final answer
    x = 67,452.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.